From: Daniel Vetter <daniel@ffwll.ch>
To: "Ville Syrjälä" <ville.syrjala@linux.intel.com>
Cc: intel-gfx@lists.freedesktop.org
Subject: Re: [PATCH 0/3] drm/i915: Reduce fence usage for scanout
Date: Tue, 28 Jan 2014 20:39:29 +0100 [thread overview]
Message-ID: <20140128193929.GG7444@phenom.ffwll.local> (raw)
In-Reply-To: <20140128135106.GY9454@intel.com>
On Tue, Jan 28, 2014 at 03:51:06PM +0200, Ville Syrjälä wrote:
> On Tue, Jan 28, 2014 at 01:12:44PM +0000, Chris Wilson wrote:
> > On Tue, Jan 28, 2014 at 02:51:53PM +0200, ville.syrjala@linux.intel.com wrote:
> > > drm/i915: Don't waste fences for scanout when not needed
> >
> > But it's gen2/3 that is short of fences (and we've a... I feel this is a
> > micro-optimisation, but now that it is done...
>
> Yeah well, this will only "help" gen4 desktop parts and VLV since
> everything else has FBC AFAIK.
tbh I was afraid a bit that this will reduce testing coverage for that
rather nifty fence accounting bug in ppgtt. But it looks like we'll still
be ok.
-Daniel
--
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
prev parent reply other threads:[~2014-01-28 19:39 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-28 12:51 [PATCH 0/3] drm/i915: Reduce fence usage for scanout ville.syrjala
2014-01-28 12:51 ` [PATCH 1/3] drm/i915: Don't waste fences on sprite buffers ville.syrjala
2014-01-28 12:51 ` [PATCH 2/3] drm/i915: Fix fence leaks if fbdev setup fails ville.syrjala
2014-01-28 12:51 ` [PATCH 3/3] drm/i915: Don't waste fences for scanout when not needed ville.syrjala
2014-01-28 13:12 ` [PATCH 0/3] drm/i915: Reduce fence usage for scanout Chris Wilson
2014-01-28 13:51 ` Ville Syrjälä
2014-01-28 19:39 ` Daniel Vetter [this message]
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